src/io/varint64.c


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/*
 * nanowasm, a tiny WebAssembly/Wasm interpreter
 * Copyright (C) 2023-2025  Xavier Del Campo Romero
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at https://mozilla.org/MPL/2.0/.
 */

#include <nanowasm/types.h>
#include <nw/io.h>

enum nw_state nwp_varint64(const struct nw_io_cfg *const cfg,
    struct nw_sm_leb128 *const l, nw_varint64 *const out, void *const user)
{
    const enum nw_state ret = nwp_leb128(cfg, l, 64, 1, user);

    if (!ret)
    {
        static const struct nw_sm_leb128 ll;

        out->low = l->result.low;
        out->hi = l->result.hi;
        *l = ll;
    }

    return ret;
}